74F640 transceiver equivalent, octal bus transceiver.
* High-impedance NPN base inputs for reduced loading
(70µA in High and Low states) bus loading
PIN CONFIGURATION
T/R 1 A0 A1 A2 A3 A4 A5 A6 2 3 4 5 6 7 8 9 20 VCC 1.
which require high-output drive and minimal
* Inverting version of 74F245
* Octal bidirectional bus interface
The 74F640 is an octal transceiver featuring inverting 3-State bus compatible outputs in both transmit and receive directions. The B port outputs are capable of sinking 64mA and sourcing 15mA, providing very good capacitive drive characteristics. The.
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